Pith Number

pith:GX7J4EVS

pith:1999:GX7J4EVS6GVURWOJNF4CYKIBV6

not attested not anchored not stored refs pending

Comparisons of spectra determined using detector atoms and spatial correlation functions

Martti Havukainen

arxiv:quant-ph/9909019 v1 · 1999-09-06 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GX7J4EVS6GVURWOJNF4CYKIBV6}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:37:52.347738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35fe9e12b2f1ab48d9c969782c2901af8019901ddee12c1ec50ec3dad83e2b8a

Aliases

arxiv: quant-ph/9909019 · arxiv_version: quant-ph/9909019v1 · doi: 10.48550/arxiv.quant-ph/9909019 · pith_short_12: GX7J4EVS6GVU · pith_short_16: GX7J4EVS6GVURWOJ · pith_short_8: GX7J4EVS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/GX7J4EVS6GVURWOJNF4CYKIBV6 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 35fe9e12b2f1ab48d9c969782c2901af8019901ddee12c1ec50ec3dad83e2b8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ece1854041f636dcb9ec41b3a37417137494aecbcece275601eced0f7fcef9e9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-09-06T08:43:29Z",
    "title_canon_sha256": "c1180942414d95d0b84d38408330c79962ddd69e3aabc68bc69e6ba51dd58d1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9909019",
    "kind": "arxiv",
    "version": 1
  }
}